Miami quarterback Tua Tagovailoa is beginning to understand the old football adage that your best ability is your availability. The Dolphins' sixth-year signal-caller has been hampered throughout his run in Miami with a string of injuries.

The Miami Dolphins signed quarterback Tua Tagovailoa to a massive extension last year, and one writer says it is one of the league's worst.

Tua Tagovailoa's yards per pass and air yards per pass were down big-time last season. What can Miami do about it?